Can you solve the below algebraic mathematical equation?

(J+O+I+N+T)3 = JOINT

One night, a woman receives a call from the police. They tell her that her husband was murdered and that she should come to the crime scene as soon as possible. The woman drops the phone, shocked, and drives 20 minutes to the crime scene. As soon as she reaches the crime scene, the police arrest her and she is convicted of murder. How do the police know she committed the crime?

Replace the question mark with the correct number.

2 + 2= 4
3 + 3= 18
4 + 4= 48
5 + 5= ?

By removing one matchstick and adding one matchstick, can you convert the word "ZOO" to an animal name?

Replace the question mark with the number below given a simple math problem.

How many Watermelons are there in the below picture?

Count the Triangle in the figure given below:

In the below-given picture of a pretty girl, there is something wrong. Can you find out what it is?

Alpha is Beta's sister.

Gamma is a Beta mother.

Delta is Gamma's father.

Tango is Delta's mother.

Then,

How is Alpha related to Delta?

There are five vowels (a, e, i, o, u) in the English language.
Can you tell us a word that contains all these vowels?